Die invloed van kolloidale silika op die aktiwiteit van ensiemsisteme 'in vitro'

Oosthuizen, M. E.(Maria Elizabeth) (1959)

Verhandeling (M. Sc.) -- Universiteit van Stellenbosch, 1959.

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Please refer to this item in SUNScholar by using the following persistent URL: http://hdl.handle.net/10019.1/56590
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